Channel-to-channel adapter

In IBM mainframe technology, a channel-to-channel adapter (CTCA) is a device that connects two input/output channels on (usually) two separate computer systems. The adapter allows one computer system to be treated as an input/output device by another. It is used "to link the processing units in a loosely coupled multiprocessing system.

Channel-to-channel adapter

In IBM mainframe technology, a channel-to-channel adapter (CTCA) is a device that connects two input/output channels on (usually) two separate computer systems. The adapter allows one computer system to be treated as an input/output device by another. It is used "to link the processing units in a loosely coupled multiprocessing system.